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Mark D. Betzina

NASA: 1 patents #1,418 of 3,881Top 40%
📍 Los Gatos, CA: #2,161 of 2,986 inventorsTop 75%
🗺 California: #247,236 of 386,348 inventorsTop 65%
Overall (All Time): #3,533,225 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6671590 Method and system for active noise control of tiltrotor aircraft Khanh Q. Nguyen 2003-12-30